25783120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 66370752

約数和(自身を除く): 40587632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 353, 415, 440, 664, 706, 830, 880, 913, 1328, 1412, 1660, 1765, 1826, 2824, 3320, 3530, 3652, 3883, 4565, 5648, 6640, 7060, 7304, 7766, 9130, 14120, 14608, 15532, 18260, 19415, 28240, 29299, 31064, 36520, 38830, 58598, 62128, 73040, 77660, 117196, 146495, 155320, 234392, 292990, 310640, 322289, 468784, 585980, 644578, 1171960, 1289156, 1611445, 2343920, 2578312, 3222890, 5156624, 6445780, 12891560, 25783120]

約数ペア:

[(1, 25783120), (2, 12891560), (4, 6445780), (5, 5156624), (8, 3222890), (10, 2578312), (11, 2343920), (16, 1611445), (20, 1289156), (22, 1171960), (40, 644578), (44, 585980), (55, 468784), (80, 322289), (83, 310640), (88, 292990), (110, 234392), (166, 155320), (176, 146495), (220, 117196), (332, 77660), (353, 73040), (415, 62128), (440, 58598), (664, 38830), (706, 36520), (830, 31064), (880, 29299), (913, 28240), (1328, 19415), (1412, 18260), (1660, 15532), (1765, 14608), (1826, 14120), (2824, 9130), (3320, 7766), (3530, 7304), (3652, 7060), (3883, 6640), (4565, 5648)]